U.K.'s Cameron Defends Disclosure of Senior Aide's Arrest

LONDON—U.K. Prime Minister David Cameron on Tuesday defended the disclosure of the arrest of a senior aide on an offense related to child abuse imagery three weeks after it happened.

Mr. Cameron's office found out about a potential offense related to child abuse imagery on the evening of Feb. 12 and immediately informed the National Crime Agency, a government spokesman said in a statement. Patrick Rock, the then-deputy head of the...